package com.shop.servlet.client;

import com.shop.entity.VO.ClassifyVo;
import com.shop.service.ClassifyService;
import com.shop.service.ClassifyServiceImpl;
import com.shop.util.ClassifyUtil;

import javax.servlet.ServletContext;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.util.List;

@WebServlet(name = "IndexServlet",urlPatterns = "/IndexServlet")
public class IndexServlet extends HttpServlet {
	protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		doGet(request, response);
	}

	protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		//判断数据是否已添加到application中
		ServletContext application = request.getServletContext();
		if(application.getAttribute("level")==null){
			application.setAttribute("level", ClassifyUtil.classifyVoList);
		}
		response.sendRedirect("client/Index.jsp");
	}
}
